Home / 2,198.06-3,297.89-1,028.44

Finding the Fourth Proportional to 2,198.06, 3,297.89 and 1,028.44

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Solution

The fourth proportional to 2,198.06, 3,297.89 and 1,028.44 is: 1,543.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.06 : 3,297.89 = 1,028.44 : x
  2. Step 2: Convert to fraction form
    2,198.06/3,297.89 = 1,028.44/x
  3. Step 3: Cross multiply
    2,198.06x = 3,297.89 × 1,028.44
  4. Step 4: Simplify right side
    2,198.06x = 3,391,676.32
  5. Step 5: Solve for x
    x = 3,391,676.32/2,198.06
  6. Step 6: Final answer
    x = 1,543.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.